[llvm-commits] [llvm] r64340 - /llvm/trunk/lib/CodeGen/ScheduleDAGPrinter.cpp

[Evan Cheng]

Author: evancheng
Date: Wed Feb 11 17:42:39 2009
New Revision: 64340

URL: http://llvm.org/viewvc/llvm-project?rev=64340&view=rev
Log:
Apparently some MachineBasicBlock's don't have corresponding llvm basic blocks.

Modified:
    llvm/trunk/lib/CodeGen/ScheduleDAGPrinter.cpp

Modified: llvm/trunk/lib/CodeGen/ScheduleDAGPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/ScheduleDAGPrinter.cpp?rev=64340&r1=64339&r2=64340&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/ScheduleDAGPrinter.cpp (original)
+++ llvm/trunk/lib/CodeGen/ScheduleDAGPrinter.cpp Wed Feb 11 17:42:39 2009
@@ -83,9 +83,13 @@
 void ScheduleDAG::viewGraph() {
 // This code is only for debugging!
 #ifndef NDEBUG
-  ViewGraph(this, "dag." + MF.getFunction()->getName(),
-            "Scheduling-Units Graph for " + MF.getFunction()->getName() + ':' +
-            BB->getBasicBlock()->getName());
+  if (BB->getBasicBlock())
+    ViewGraph(this, "dag." + MF.getFunction()->getName(),
+              "Scheduling-Units Graph for " + MF.getFunction()->getName() + ':' +
+              BB->getBasicBlock()->getName());
+  else
+    ViewGraph(this, "dag." + MF.getFunction()->getName(),
+              "Scheduling-Units Graph for " + MF.getFunction()->getName());
 #else
   cerr << "ScheduleDAG::viewGraph is only available in debug builds on "
        << "systems with Graphviz or gv!\n";